Latitude:
* Parallels: This refers to the fact that lines of latitude are parallel to the equator.
* North-South Lines: This describes the direction they run along the globe.
Longitude:
* Meridians: This refers to the fact that lines of longitude converge at the poles.
* East-West Lines: This describes the direction they run along the globe.
Informal Combinations:
* Lats and Longs: This is a simple way to refer to both latitude and longitude.
* Coordinates: This is a general term for any system that uses numbers to define a location.
It's important to note that these nicknames are generally used in informal settings and may not be appropriate for formal writing or scientific contexts.